ESI phone systems at a glance:
| IVX | IP | ||||||
| IVX S-CLASS | IVX E-CLASS | IP E-CLASS | |||||
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IVX 42s |
IVX 42s |
IVX 42s |
IVX 72e |
IVX 128e |
IP 40e |
IP 200e |
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Voice messaging configuration |
IAM |
4-pt VM |
6-pt VM |
8-pt VM |
16-pt VM |
8-pt VM |
16-pt VM |
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Phones/systems compatibility |
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48-Key Feature Phone |
 |
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24-Key Feature Phone |
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n/a | n/a |
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12-Key Feature Phone |
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n/a | n/a |
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60-Key Console support |
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IP phone support |
| | | Opt. | Opt. |
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Remote IP Feature Phones |
| | | Opt. | Opt. | Opt. | Opt. |
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Features and options |
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Maximum call- processing ports |
42 | 42 | 42 | 72 | 126 | 70 | 198 |
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Available port card slots |
2 | 2 | 2 | 4 | 7 | 2 | 10 |
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Smallest config. Lines x extensions x analog ports |
4x8 x2 |
4x8 x2 |
4x8 x2 |
6x12 x0 |
6x12 x0 |
3X28 x0 |
3X96 x0 |
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Maximum CO lines |
12 | 12 | 12 | 42 | 66 | 30 | 66 |
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Maximum digital stations |
24 | 24 | 24 | 48 | 84 | 28 | 96 |
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Maximum analog ports |
6 | 6 | 6 | 16 | 28 | 6 | 30 |
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Maximum T1 channels |
| | | 24 | 48 | 24 | 48 |
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Maximum PRI channels |
| | | 23 | 46 | 24 | 48 |
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Esi-Mail unified messaging support |
| | | Opt. | Opt. | Opt. | Opt. |
| TAPI support | Opt. | Opt. | Opt. | Opt. | Opt. | Std. | Std. |
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Esi-Link IP multi-site support |
| | |
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Maximum built-in user mailboxes |
| 30 | 30 | 48 | 84 | 34 | 126 |
| Built-in auto attendant | |
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Maximum automated attendant branches |
| 18 | 18 | 100 | 100 | 100 | 100 |
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Voice message storage (hrs.) |
0.5 | 2 | 30 | 70 | 280 | 70 | 280 |
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Built-in voice message channels |
2 | 4 | 6 | 8 | 16 | 8 | 16 |
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Guest/information mailboxes |
| 10 | 10 | 190 | 190 | 190 | 190 |
| Automatic fax switching |
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Music/ message- on-hold recordings |
4 | 5 | 5 | 8 | 8 | 8 | 8 |
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SMDR (Station Message Detail Recording) |
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| Internal paging |
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External paging interface |
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| Built-in modem |
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Dedicated serial ports |
1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Programming via PC, local |
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Programming via PC, remote |
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Esi-Dex built-in directory |
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ACD (automatic call distribution) |
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| Verbal Help Guide spoken help |
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Dedicated VOICE MAIL key (24-/48-Key Phones) |
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Live call recording |
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Live call screening |
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| On-hold dialing |
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Enhanced Caller ID* |
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Personal greeting keys |
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Service observing |
| | |
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| 911 alert |
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| AutoPage | | | |
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Cascade paging mailboxes |
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Q & A mailboxes |
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Goup mailboxes |
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Off-premises message delivery |
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Off-premises “reach me” |
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Message Recycle Bin |
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| Missed Call Key | | | |
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| Quick Groups | |
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| Quick Move | |
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| QuickPage | | | |
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Remote recording of main greeting |
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| Voice mail display |
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| Visual hold |
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| Virtual Answer Key |
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| Virtual Mailbox Key |
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Phone comparison chart |
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Phone model |
12-Key Digital | 24-Key Digital | 48-Key Digital | 48-Key Digital TAPI |
48-Key IP |
Remote IP | 60-Key Console |
|
Display (lines characters) |
1 16 | 2 32 | 3 56 | 3 56 | 3 56 | 3 56 | n/a |
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Programmable feature keys |
9 | 12 | 30 | 30 | 30 | 30 | 60 |
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Fixed feature keys |
3 | 12 | 17 | 17 | 17 | 17 | n/a |
| VOICE MAIL key | ** |
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n/a |
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Four-angle tilt stand |
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| Speaker |
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n/a |
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Microphone (for spkrphn. use) |
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n/a |
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Status indicator lamp |
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n/a |
| * | Requires Caller ID service from your telephone service provider. | |
| ** | No dedicated VOICE MAIL key, but any of the programmable feature keys can be programmed to perform the same functions. |
IVX S-Class, IVX E-Class and IP E-Class products available from only resellers with certain ESI factory training. Product specifications and details subject to change without notice. Some features mentioned herein may not yet be available. Copyright © 2007 ESI (Estech Systems, Inc.).